NVIDIA GeForce 820M vs AMD Radeon RX Vega M GH

VS

NVIDIA GeForce 820M

AMD Radeon RX Vega M GH

We compared two Mobile platform GPUs: 2GB VRAM GeForce 820M and 4GB VRAM Radeon RX Vega M GH to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 820M 's Advantages

Lower TDP (45W vs 100W)

AMD Radeon RX Vega M GH 's Advantages

Released 2 years and 11 months late

Boost Clock1190MHz

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (204.8GB/s vs 28.83GB/s)

1152 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 820M

0.622 TFLOPS

Radeon RX Vega M GH +487%

3.656 TFLOPS

GeForce 820M

VS

Radeon RX Vega M GH

Graphics Card

Mar 2015

Release Date

Feb 2018

GeForce 800M

Generation

Vega

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

IGP

Clock Speeds

-

Base Clock

1063 MHz

-

Boost Clock

1190 MHz

901 MHz

Memory Clock

800 MHz

Memory

2GB

Memory Size

4GB

DDR3

Memory Type

HBM2

128bit

Memory Bus

1024bit

28.83GB/s

Bandwidth

204.8GB/s

Render Config

-

Compute Units

24

-

384

Shading Units

1536

32

TMUs

96

16

ROPs

64

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

1024 KB

-

Theoretical Performance

6.480 GPixel/s

Pixel Rate

76.16 GPixel/s

25.92 GTexel/s

Texture Rate

114.2 GTexel/s

-

FP16 (half)

3.656 TFLOPS

622.1 GFLOPS

FP32 (float)

3.656 TFLOPS

25.92 GFLOPS

FP64 (double)

228.5 GFLOPS

Board Design

45W

TDP

100W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GK107

GPU Name

Polaris 22

-

GPU Variant

VegaM XT (C7398773)

Kepler

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

1.27 billion

Transistors

5 billion

118 mm²

Die Size

208 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.1

Vulkan

1.2

3.0

CUDA

-

5.1

Shader Model

6.4

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